Dr A Röschl's picture
Submitted by Dr A Röschl on Tue, 10/24/2023 - 04:59

Why is this a right bundle branch block? We see a SR with broad QRS complexes (more than 120 ms). These are positive in the rightward leads III and especially in V1 and V2. In the more leftward leads I, aVL, V4-V6 there are clear S waves. This is a typical RBBB pattern.

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